condition mean min max 4 h after light 0.0875222 0.0435064 0.131538 8 h after light 0.2610385 0.237885 0.284192 12 h after light 1.7606350000000002 1.43874 2.08253 4 h after dark 4.065225 3.73156 4.39889 8 h after dark 0.700285 0.64043 0.76014 12 h after dark 0.2471395 0.157519 0.33676